change all patheffect methods to const, in preparation for marking its
subclasses as immutable/re-entrant safe.
Review URL: https://codereview.appspot.com/6949071

git-svn-id: http://skia.googlecode.com/svn/trunk@6877 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/effects/SkDashPathEffect.h b/include/effects/SkDashPathEffect.h
index 5e8f14d..cc9ad75 100644
--- a/include/effects/SkDashPathEffect.h
+++ b/include/effects/SkDashPathEffect.h
@@ -36,17 +36,18 @@
 
         Note: only affects stroked paths.
     */
-    SkDashPathEffect(const SkScalar intervals[], int count, SkScalar phase, bool scaleToFit = false);
+    SkDashPathEffect(const SkScalar intervals[], int count, SkScalar phase,
+                     bool scaleToFit = false);
     virtual ~SkDashPathEffect();
 
-    virtual bool filterPath(SkPath* dst, const SkPath& src, SkStrokeRec*) SK_OVERRIDE;
+    virtual bool filterPath(SkPath* dst, const SkPath& src,
+                            SkStrokeRec*) const SK_OVERRIDE;
 
     virtual bool asPoints(PointData* results, const SkPath& src,
                           const SkStrokeRec&, const SkMatrix&) const SK_OVERRIDE;
 
-    // overrides for SkFlattenable
-    //  This method is not exported to java.
-    virtual Factory getFactory();
+    virtual Factory getFactory() SK_OVERRIDE;
+
     static SkFlattenable* CreateProc(SkFlattenableReadBuffer&);
 
 protected: